HSS Countersink Drill Bit for Metal
Diameter：20.5-80mm
Hand angle: 90°
1. HSS Countersink Drill Bit for Metal made of Super hard high speed steel material, with good wear resistance;
2. Different chip groove, can be used in different working conditions;
3. Product size covers 4.3-80, with head angle of 60°, 90°, and 120°, 82°, etc., and the order could be placed as demand.
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Model |
C10-NML |
|
Brand |
CHTOOLS |
|
Applicable material |
Various steel material, steel plate, stainless steel, aluminum, brass, cast iron, etc. |
|
L1 |
100-190mm |
the Advantages of HSS Countersink Drill Bit For Metal
Made of HSS-E;
01
Three cutting edges, large-capacity chip flute;
02
Counterbore processing is available;
03
Suitable for each kind of magnetic drilling machines to chamfer.
04
HSS Countersink Drill Bit for Metal 's FAQ
Q: 1.What certificate do your products have?
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A: Our many products have passed CE, ISO9001, ISO45001, TUV, etc.
Q: 2. What is a countersink tool?
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A: Countersinking is typically performed using a conical-shaped cutting tool called a countersink. This tool creates a tapered surface at the mouth of a hole. The primary purpose is to ensure a flat seating for screw heads, preventing them from protruding above the surface of the material.
Q: 3.How to ensure product quality?
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A: Make samples according to customer's requirements. Mass-produced after the samples pass the quality inspection. The final inspection will be carried out before shipment to ensure the quality.
Q: 4.Why is it called countersink?
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A: You "counter" the conical shape of the bottom of a flat-head screw. "Countersink" can also refer to a cylindrical depression to accommodate a cylindrical screw head (such as a socket-head cap screw) so the top sits below flush with the surface.
Q: 5.Can I get a sample?
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A: Sure. We can supply sample, and free sample for some small value products.
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